| Agent Name |
Citric acid |
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| CAS Number |
77-92-9 |
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| Formula |
C6-H8-O7 |
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| Major Category |
Other Chemicals |
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| Synonyms |
1,2,3-Propanetricarboxylic acid, 2-hydroxy-; 2-Hydroxy-1,2,3-propanetricarboxylic acid; 2-Hydroxypropanetricarboxylic acid; 2-Hydroxytricarballylic acid; 3-Carboxy-3-hydroxypentane-1,5-dioic acid; Aciletten; Anhydrous citric acid; Chemfill; Citretten; Citric acid; Citric acid, anhydrous; Citro; F 0001 (polycarboxylic acid); Hydrocerol A; Kyselina 2-hydroxy-1,2,3-propantrikarbonova [Czech]; Kyselina citronova [Czech]; [ChemIDplus] |
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| Category |
Organic Acids |
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| Description |
Colorless and odorless crystals , it has an acid taste; [CAMEO] Deliquescent; [CHEMINFO] |
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| Sources/Uses |
"A Compound from citrus fruits that is an intermediate in the tricarboxylic acid (Krebs) cycle. It is used as an acidifying agent in foods, beverages, and pharmaceuticals. Citrate chelates calcium ions and prevents blood clotting. It is also used as an anticoagulant for stored whole blood and red cells and also for blood specimens. (Dorland, 28th ed)" [ChemIDplus] |
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| Comments |
An irritant to the throat and eyes; [CAMEO] Concentrated solutions can cause severe eye damage and blindness; Animals fed 1.2% citric acid for 90 weeks showed no adverse effects except erosion of tooth enamel. [CHEMINFO] |
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| Exposure Assessment |
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| Vapor Pressure |
3.7 x 10 -09 mm Hg |
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| Explanatory Notes |
mp = 307.0 deg F (anhydrous); [CAMEO] |
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| Adverse Effects |
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| Dermatotoxin |
Skin Burns |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: CITRIC ACID
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